JPH0353046B2 - - Google Patents

Info

Publication number
JPH0353046B2
JPH0353046B2 JP58093369A JP9336983A JPH0353046B2 JP H0353046 B2 JPH0353046 B2 JP H0353046B2 JP 58093369 A JP58093369 A JP 58093369A JP 9336983 A JP9336983 A JP 9336983A JP H0353046 B2 JPH0353046 B2 JP H0353046B2
Authority
JP
Japan
Prior art keywords
apron
pressure
length
hydraulic cylinder
reducing valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP58093369A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59220216A (ja
Inventor
Kazuo Akami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Amada Co Ltd
Original Assignee
Amada Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Amada Co Ltd filed Critical Amada Co Ltd
Priority to JP9336983A priority Critical patent/JPS59220216A/ja
Publication of JPS59220216A publication Critical patent/JPS59220216A/ja
Publication of JPH0353046B2 publication Critical patent/JPH0353046B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
JP9336983A 1983-05-28 1983-05-28 プレスブレーキ Granted JPS59220216A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9336983A JPS59220216A (ja) 1983-05-28 1983-05-28 プレスブレーキ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9336983A JPS59220216A (ja) 1983-05-28 1983-05-28 プレスブレーキ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP24276790A Division JPH03114615A (ja) 1990-09-14 1990-09-14 プレスブレーキ

Publications (2)

Publication Number Publication Date
JPS59220216A JPS59220216A (ja) 1984-12-11
JPH0353046B2 true JPH0353046B2 (en]) 1991-08-13

Family

ID=14080377

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9336983A Granted JPS59220216A (ja) 1983-05-28 1983-05-28 プレスブレーキ

Country Status (1)

Country Link
JP (1) JPS59220216A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0618665B2 (ja) * 1985-08-09 1994-03-16 株式会社アマダ 折曲機械における金型加工線調整装置
JPS62176614A (ja) * 1986-01-30 1987-08-03 Osaka Jack Seisakusho:Kk 折曲げプレス機械の撓み補正装置
JPH01166822A (ja) * 1987-12-23 1989-06-30 Matsushita Electric Works Ltd 曲げ加工方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5617120A (en) * 1979-07-18 1981-02-18 Amada Co Ltd Method and apparatus for straightening distortion of press machine

Also Published As

Publication number Publication date
JPS59220216A (ja) 1984-12-11

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